inner function

<!DOCTYPE html><html><head><title></title></head><body><pre><script>

    // web can't wait for array creation for a single item
    var digit_name_slow = function(n) {
        var names = [ 'zero', 'one', 'two', 'three', 'four', 'five', 'six' ];
        return names[n];
    }



    var digit_name = ( function() {
        // function inits array, inner function returns an item
        var names = [ 'zero', 'one', 'two', 'three', 'four', 'five', 'six' ];

        return function(n) {
            return names[n];
        };

    } () );



</script></pre></body></html>

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